Harland Sharp Chevy Flat 6 2.7L 3/8" Stud Mount Roller Rocker Arms, 1.58 Ratio

Harland Sharp Chevy Flat 6 2.7L 3/8" Stud Mount Roller Rocker Arms, 1.58 Ratio Harland Sharp Chevy rockers are the toughest on the market.
Specs:
Rocker Arm Mounting Style: Stud
Self-Aligning: No
Rocker Arm Ratio: 1.58
Stud Size: 3/8 in.
Maximum Spring Diameter (in.): 1.450 in.
Rocker Arm Style: Full roller
Shims Included: No
Rocker Arm Material: Aluminum
Rocker Arm Body Style: Standard
Rocker Arm Fasteners Included: Yes
Rocker Arm Nut Style: Polylock
Rocker Arm Finish: Orange anodized
Quantity: Set of 12.
Notes: Designed for engines rated at 140 hp. Fits:
1965 to 1969 164 Chevy Corvair